Gated Photochromism of 1,2-Diarylethenes

A dithienylethene derivative containing a cyclobutene-1,2-dione skeleton does not exhibit photochromic properties. However, when both ketone functions are protected with cyclic acetal groups, photochromic behavior is observed.

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Bibliographic Details
Published in:Organic letters 2007-05, Vol.9 (10), p.1915-1918
Main Authors: Kühni, Joël, Belser, Peter
Format: Article
Language:English
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Summary:A dithienylethene derivative containing a cyclobutene-1,2-dione skeleton does not exhibit photochromic properties. However, when both ketone functions are protected with cyclic acetal groups, photochromic behavior is observed.
ISSN:1523-7060
1523-7052
DOI:10.1021/ol070487h